GEOGCS["Unknown datum based upon the Australian National Spheroid (deprecated)",
    DATUM["Not_specified_based_on_Australian_National_Spheroid",
        SPHEROID["Australian National Spheroid",6378160,298.25,
            AUTHORITY["EPSG","7003"]],
        AUTHORITY["EPSG","6003"]],
    PRIMEM["Greenwich",0,
        AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4003"]]